Finding the Fourth Proportional to 2,803,624.56, 3,868,998.84 and 1,514,464.68
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Solution
The fourth proportional to 2,803,624.56, 3,868,998.84 and 1,514,464.68 is: 2,089,959.61
Step by Step Solution
- Step 1: Write the proportion equation
2,803,624.56 : 3,868,998.84 = 1,514,464.68 : x - Step 2: Convert to fraction form
2,803,624.56/3,868,998.84 = 1,514,464.68/x - Step 3: Cross multiply
2,803,624.56x = 3,868,998.84 × 1,514,464.68 - Step 4: Simplify right side
2,803,624.56x = 5,859,462,090,140.97 - Step 5: Solve for x
x = 5,859,462,090,140.97/2,803,624.56 - Step 6: Final answer
x = 2,089,959.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.